nvm_user_vio 854 drivers/nvme/host/lightnvm.c struct nvm_user_vio __user *uvio) nvm_user_vio 856 drivers/nvme/host/lightnvm.c struct nvm_user_vio vio; nvm_user_vio 219 include/uapi/linux/lightnvm.h struct nvm_user_vio)